| modification, are permitted provided that the conditions mentioned |
| in the accompanying LICENSE file are met. |
+--------------------------------------------------------------------+
- | Copyright (c) 2004-2005, Michael Wallner <mike@php.net> |
+ | Copyright (c) 2004-2010, Michael Wallner <mike@php.net> |
+--------------------------------------------------------------------+
*/
/* $Id$ */
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
+#define HTTP_WANT_SAPI
#include "php_http.h"
#include "ext/standard/url.h"
#include "php_http_api.h"
#include "php_http_headers_api.h"
-ZEND_EXTERN_MODULE_GLOBALS(http);
-
#ifndef HTTP_DBG_NEG
# define HTTP_DBG_NEG 0
#endif
-/* {{{ */
-PHP_MINIT_FUNCTION(http_headers)
+/* {{{ static void http_grab_response_headers(void *, void *) */
+static void http_grab_response_headers(void *data, void *arg TSRMLS_DC)
{
- HTTP_LONG_CONSTANT("HTTP_REDIRECT", HTTP_REDIRECT);
- HTTP_LONG_CONSTANT("HTTP_REDIRECT_PERM", HTTP_REDIRECT_PERM);
- HTTP_LONG_CONSTANT("HTTP_REDIRECT_POST", HTTP_REDIRECT_POST);
- HTTP_LONG_CONSTANT("HTTP_REDIRECT_TEMP", HTTP_REDIRECT_TEMP);
-
- return SUCCESS;
+ phpstr_appendl(PHPSTR(arg), ((sapi_header_struct *)data)->header);
+ phpstr_appends(PHPSTR(arg), HTTP_CRLF);
}
/* }}} */
}
/* }}} */
-/* {{{ HashTable *http_negotiate_q(const char *, HashTable *, negotiate_func_t) */
-PHP_HTTP_API HashTable *_http_negotiate_q(const char *header, HashTable *supported, negotiate_func_t neg TSRMLS_DC)
+/* {{{ HashTable *http_negotiate_z(zval *, HashTable *, negotiate_func_t) */
+PHP_HTTP_API HashTable *_http_negotiate_z(zval *value, HashTable *supported, negotiate_func_t neg TSRMLS_DC)
{
- zval *accept;
+ zval *accept = http_zsep(IS_STRING, value);
HashTable *result = NULL;
-
-#if HTTP_DBG_NEG
- fprintf(stderr, "Reading header %s: ", header);
-#endif
- HTTP_GSC(accept, header, NULL);
-#if HTTP_DBG_NEG
- fprintf(stderr, "%s\n", Z_STRVAL_P(accept));
-#endif
-
+
if (Z_STRLEN_P(accept)) {
zval ex_arr, ex_del;
-
+
INIT_PZVAL(&ex_del);
INIT_PZVAL(&ex_arr);
ZVAL_STRINGL(&ex_del, ",", 1, 0);
array_init(&ex_arr);
-
- php_explode(&ex_del, accept, &ex_arr, -1);
-
+
+ php_explode(&ex_del, accept, &ex_arr, INT_MAX);
+
if (zend_hash_num_elements(Z_ARRVAL(ex_arr)) > 0) {
int i = 0;
HashPosition pos;
zval **entry, array;
-
+
INIT_PZVAL(&array);
array_init(&array);
-
+
FOREACH_HASH_VAL(pos, Z_ARRVAL(ex_arr), entry) {
int ident_len;
double quality;
char *selected, *identifier, *freeme;
const char *separator;
-
+
#if HTTP_DBG_NEG
fprintf(stderr, "Checking %s\n", Z_STRVAL_PP(entry));
#endif
-
+
if ((separator = strchr(Z_STRVAL_PP(entry), ';'))) {
const char *ptr = separator;
-
- while (*++ptr && !isdigit(*ptr) && '.' != *ptr);
-
- quality = atof(ptr);
+
+ while (*++ptr && !HTTP_IS_CTYPE(digit, *ptr) && '.' != *ptr);
+
+ quality = zend_strtod(ptr, NULL);
identifier = estrndup(Z_STRVAL_PP(entry), ident_len = separator - Z_STRVAL_PP(entry));
} else {
quality = 1000.0 - i++;
identifier = estrndup(Z_STRVAL_PP(entry), ident_len = Z_STRLEN_PP(entry));
}
freeme = identifier;
-
- while (isspace(*identifier)) {
+
+ while (HTTP_IS_CTYPE(space, *identifier)) {
++identifier;
--ident_len;
}
- while (ident_len && isspace(identifier[ident_len - 1])) {
+ while (ident_len && HTTP_IS_CTYPE(space, identifier[ident_len - 1])) {
identifier[--ident_len] = '\0';
}
-
+
if ((selected = neg(identifier, &quality, supported TSRMLS_CC))) {
/* don't overwrite previously set with higher quality */
if (!zend_hash_exists(Z_ARRVAL(array), selected, strlen(selected) + 1)) {
add_assoc_double(&array, selected, quality);
}
}
-
+
efree(freeme);
}
-
+
result = Z_ARRVAL(array);
zend_hash_sort(result, zend_qsort, http_sort_q, 0 TSRMLS_CC);
}
-
+
zval_dtor(&ex_arr);
}
-
+
+ zval_ptr_dtor(&accept);
+
return result;
}
/* }}} */
+/* {{{ HashTable *http_negotiate_q(const char *, HashTable *, negotiate_func_t) */
+PHP_HTTP_API HashTable *_http_negotiate_q(const char *header, HashTable *supported, negotiate_func_t neg TSRMLS_DC)
+{
+ zval *accept;
+
+#if HTTP_DBG_NEG
+ fprintf(stderr, "Reading header %s: ", header);
+#endif
+ if (!(accept = http_get_server_var(header, 1))) {
+ return NULL;
+ }
+#if HTTP_DBG_NEG
+ fprintf(stderr, "%s\n", Z_STRVAL_P(accept));
+#endif
+
+ return http_negotiate_z(accept, supported, neg);
+}
+/* }}} */
+
/* {{{ http_range_status http_get_request_ranges(HashTable *ranges, size_t) */
PHP_HTTP_API http_range_status _http_get_request_ranges(HashTable *ranges, size_t length TSRMLS_DC)
{
char *range, c;
long begin = -1, end = -1, *ptr;
- HTTP_GSC(zrange, "HTTP_RANGE", RANGE_NO);
- range = Z_STRVAL_P(zrange);
-
- if (strncmp(range, "bytes=", sizeof("bytes=") - 1)) {
+ if ( !(zrange = http_get_server_var("HTTP_RANGE", 1)) ||
+ (size_t) Z_STRLEN_P(zrange) < lenof("bytes=") || strncmp(Z_STRVAL_P(zrange), "bytes=", lenof("bytes="))) {
return RANGE_NO;
}
-
+ range = Z_STRVAL_P(zrange) + lenof("bytes=");
ptr = &begin;
- range += sizeof("bytes=") - 1;
do {
- switch (c = *(range++))
- {
+ switch (c = *(range++)) {
case '0':
/* allow 000... - shall we? */
if (*ptr != -10) {
*ptr *= 10;
}
- break;
+ break;
case '1': case '2': case '3':
case '4': case '5': case '6':
} else {
*ptr = c - '0';
}
- break;
+ break;
case '-':
ptr = &end;
- break;
+ break;
case ' ':
- /* IE - ignore for now */
- break;
+ break;
case 0:
case ',':
if (length) {
/* validate ranges */
- switch (begin)
- {
+ switch (begin) {
/* "0-12345" */
case -10:
- /* "0-" */
- if (end == -1) {
- return RANGE_NO;
- }
- /* "0-0" or overflow */
- if (end == -10 || length <= (size_t) end) {
- return RANGE_ERR;
+ switch (end) {
+ /* "0-" */
+ case -1:
+ return RANGE_NO;
+
+ /* "0-0" */
+ case -10:
+ end = 0;
+ break;
+
+ default:
+ if (length <= (size_t) end) {
+ return RANGE_ERR;
+ }
+ break;
}
begin = 0;
- break;
+ break;
/* "-12345" */
case -1:
}
begin = length - end;
end = length - 1;
- break;
+ break;
/* "12345-(xxx)" */
default:
- switch (end)
- {
+ switch (end) {
/* "12345-0" */
case -10:
return RANGE_ERR;
- break;
/* "12345-" */
case -1:
return RANGE_ERR;
}
end = length - 1;
- break;
+ break;
/* "12345-67890" */
default:
(end < begin)) {
return RANGE_ERR;
}
- break;
+ break;
}
- break;
+ break;
}
}
{
end = -1;
ptr = &begin;
}
- break;
+ break;
default:
return RANGE_NO;
- break;
}
} while (c != 0);
PHP_HTTP_API STATUS _http_parse_headers_ex(const char *header, HashTable *headers, zend_bool prettify,
http_info_callback callback_func, void **callback_data TSRMLS_DC)
{
- const char *colon = NULL, *line = NULL, *begin = header;
- const char *body = http_locate_body(header);
- size_t header_len;
+ const char *colon = NULL, *line = NULL;
zval array;
-
+
INIT_ZARR(array, headers);
- if (body) {
- header_len = body - header;
- } else {
- header_len = strlen(header) + 1;
- }
+ /* skip leading ws */
+ while (HTTP_IS_CTYPE(space, *header)) ++header;
line = header;
-
- while (header_len >= (size_t) (line - begin)) {
+
+#define MORE_HEADERS (*(line-1) && !(*(line-1) == '\n' && (*line == '\n' || *line == '\r')))
+ do {
int value_len = 0;
- /* note: valgrind may choke on that -- should be safe though */
- switch (*line++)
- {
+
+ switch (*line++) {
case ':':
if (!colon) {
colon = line - 1;
}
- break;
+ break;
case 0:
--value_len; /* we don't have CR so value length is one char less */
case '\n':
- if ((!(*line - 1)) || ((*line != ' ') && (*line != '\t'))) {
+ if ((!*(line - 1)) || ((*line != ' ') && (*line != '\t'))) {
http_info i;
- /* response/request line */
if (SUCCESS == http_info_parse(header, &i)) {
+ /* response/request line */
callback_func(callback_data, &headers, &i TSRMLS_CC);
http_info_dtor(&i);
Z_ARRVAL(array) = headers;
- } else
-
- /* "header: value" pair */
- if (colon) {
-
- /* skip empty key */
+ } else if (colon) {
+ /* "header: value" pair */
if (header != colon) {
- zval **previous = NULL;
- char *value;
int keylen = colon - header;
- char *key = estrndup(header, keylen);
-
- if (prettify) {
- key = pretty_key(key, keylen, 1, 1);
- }
-
- value_len += line - colon - 1;
-
+ const char *key = header;
+
/* skip leading ws */
- while (isspace(*(++colon))) --value_len;
+ while (keylen && HTTP_IS_CTYPE(space, *key)) --keylen, ++key;
/* skip trailing ws */
- while (isspace(colon[value_len - 1])) --value_len;
-
- if (value_len > 0) {
- value = estrndup(colon, value_len);
- } else {
- value = estrdup("");
- value_len = 0;
- }
-
- /* if we already have got such a header make an array of those */
- if (SUCCESS == zend_hash_find(headers, key, keylen + 1, (void **) &previous)) {
- /* convert to array */
- if (Z_TYPE_PP(previous) != IS_ARRAY) {
- convert_to_array(*previous);
+ while (keylen && HTTP_IS_CTYPE(space, key[keylen - 1])) --keylen;
+
+ if (keylen > 0) {
+ zval **previous = NULL;
+ char *value;
+ char *keydup = estrndup(key, keylen);
+
+ if (prettify) {
+ keydup = pretty_key(keydup, keylen, 1, 1);
}
- add_next_index_stringl(*previous, value, value_len, 0);
- } else {
- add_assoc_stringl(&array, key, value, value_len, 0);
+
+ value_len += line - colon - 1;
+
+ /* skip leading ws */
+ while (HTTP_IS_CTYPE(space, *(++colon))) --value_len;
+ /* skip trailing ws */
+ while (HTTP_IS_CTYPE(space, colon[value_len - 1])) --value_len;
+
+ if (value_len > 0) {
+ value = estrndup(colon, value_len);
+ } else {
+ value = estrdup("");
+ value_len = 0;
+ }
+
+ /* if we already have got such a header make an array of those */
+ if (SUCCESS == zend_hash_find(headers, keydup, keylen + 1, (void *) &previous)) {
+ /* convert to array */
+ if (Z_TYPE_PP(previous) != IS_ARRAY) {
+ convert_to_array(*previous);
+ }
+ add_next_index_stringl(*previous, value, value_len, 0);
+ } else {
+ add_assoc_stringl(&array, keydup, value, value_len, 0);
+ }
+ efree(keydup);
+ } else {
+ /* empty key (" : ...") */
+ return FAILURE;
}
- efree(key);
+ } else {
+ /* empty key (": ...") */
+ return FAILURE;
}
+ } else if (MORE_HEADERS) {
+ /* a line without a colon */
+ return FAILURE;
}
colon = NULL;
value_len = 0;
header += line - header;
}
- break;
+ break;
}
- }
+ } while (MORE_HEADERS);
+
return SUCCESS;
}
/* }}} */
-/* {{{ void http_get_request_headers_ex(HashTable *, zend_bool) */
-PHP_HTTP_API void _http_get_request_headers_ex(HashTable *headers, zend_bool prettify TSRMLS_DC)
+/* {{{ void http_get_request_headers(HashTable *) */
+PHP_HTTP_API void _http_get_request_headers(HashTable *headers TSRMLS_DC)
{
- char *key = NULL;
- ulong idx = 0;
- uint keylen = 0;
- zval array, **hsv;
+ HashKey key = initHashKey(0);
+ zval **hsv, **header;
HashPosition pos;
-
- Z_ARRVAL(array) = headers;
-
- if (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &hsv)) {
- FOREACH_KEYLEN(pos, *hsv, key, keylen, idx) {
- if (key && keylen > 6 && !strncmp(key, "HTTP_", 5)) {
- zval **header, *orig;
-
- key += 5;
- keylen -= 6;
- if (prettify) {
- key = pretty_key(estrndup(key, keylen), keylen, 1, 1);
- }
- zend_hash_get_current_data_ex(Z_ARRVAL_PP(hsv), (void **) &header, &pos);
-
- orig = *header;
- convert_to_string_ex(header);
- add_assoc_stringl(&array, key, Z_STRVAL_PP(header), Z_STRLEN_PP(header), 1);
- if (orig != *header) {
- zval_ptr_dtor(header);
- }
-
- if (prettify) {
- efree(key);
+ if (!HTTP_G->request.headers) {
+ ALLOC_HASHTABLE(HTTP_G->request.headers);
+ zend_hash_init(HTTP_G->request.headers, 0, NULL, ZVAL_PTR_DTOR, 0);
+
+#ifdef ZEND_ENGINE_2
+ zend_is_auto_global("_SERVER", lenof("_SERVER") TSRMLS_CC);
+#endif
+
+ if (SUCCESS == zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void *) &hsv) && Z_TYPE_PP(hsv) == IS_ARRAY) {
+ FOREACH_KEY(pos, *hsv, key) {
+ if (key.type == HASH_KEY_IS_STRING && key.len > 6 && !strncmp(key.str, "HTTP_", 5)) {
+ key.len -= 5;
+ key.str = pretty_key(estrndup(key.str + 5, key.len - 1), key.len - 1, 1, 1);
+
+ zend_hash_get_current_data_ex(Z_ARRVAL_PP(hsv), (void *) &header, &pos);
+ ZVAL_ADDREF(*header);
+ zend_hash_add(HTTP_G->request.headers, key.str, key.len, (void *) header, sizeof(zval *), NULL);
+
+ efree(key.str);
}
-
- key = NULL;
- keylen = 0;
}
}
}
+
+ if (headers) {
+ zend_hash_copy(headers, HTTP_G->request.headers, (copy_ctor_func_t) zval_add_ref, NULL, sizeof(zval *));
+ }
+}
+/* }}} */
+
+/* {{{ STATUS http_get_response_headers(HashTable *) */
+PHP_HTTP_API STATUS _http_get_response_headers(HashTable *headers_ht TSRMLS_DC)
+{
+ STATUS status;
+ phpstr headers;
+
+ phpstr_init(&headers);
+ zend_llist_apply_with_argument(&SG(sapi_headers).headers, http_grab_response_headers, &headers TSRMLS_CC);
+ phpstr_fix(&headers);
+
+ status = http_parse_headers_ex(PHPSTR_VAL(&headers), headers_ht, 1);
+ phpstr_dtor(&headers);
+
+ return status;
}
/* }}} */
char *name;
uint name_len = strlen(header);
zend_bool result = 0;
- HashTable headers;
- zval **data;
+ zval **data, *zvalue;
+ http_get_request_headers(NULL);
name = pretty_key(estrndup(header, name_len), name_len, 1, 1);
- zend_hash_init(&headers, 0, NULL, ZVAL_PTR_DTOR, 0);
- http_get_request_headers_ex(&headers, 1);
-
- if (SUCCESS == zend_hash_find(&headers, name, name_len+1, (void **) &data)) {
- result = (match_case ? strcmp(Z_STRVAL_PP(data), value) : strcasecmp(Z_STRVAL_PP(data), value)) ? 0 : 1;
+ if (SUCCESS == zend_hash_find(HTTP_G->request.headers, name, name_len+1, (void *) &data)) {
+ zvalue = http_zsep(IS_STRING, *data);
+ result = (match_case ? strcmp(Z_STRVAL_P(zvalue), value) : strcasecmp(Z_STRVAL_P(zvalue), value)) ? 0 : 1;
+ zval_ptr_dtor(&zvalue);
}
- zend_hash_destroy(&headers);
efree(name);
return result;